Geometridae 



and ranges from the Atlantic to the Mississippi and beyond. 

 The larva feeds on chickweed. 



SUBFAMILY STERRHINy^ 

 Genus ERASTRIA Hiibner 



(i) Erastria amaturaria Walker, Plate XLIII, Fig. 22, ^. 



This insect, which is not likely to be mistaken for anything 

 else, is a native of the Appalachian subregion. It is common in 

 Pennsylvania.* 



Genus PIGEA Guenee 



(i) Pigea mutilineata Hulst, Plate XL!!!, Fig. 3, 6 . 



The insect is found in Arizona. The specimen figured is one 

 of the types of the species which was loaned to Dr. Hulst, and 

 upon which he based his description. 



Genus COSYMBIA Hiibner 

 (i) Cosymbia lumenaria Hubner, Plate XLlIi, Fig. 12, ?. 



Syn. penduliitaria Guenee ; quadnannitlata Walker. 



This is a common species in the Atlantic subregion. 



Genus SYNELYS Hulst 



This is a small genus containing eight or nine species, all of 

 which are found in the Southern States, except two. 



(i) Synelys alabastaria Habner, Plate XLIII, Fig. 5, $. 



Syn. reconditaria Walker ; ennncleata Packard {non Guenee). 



The moth is very common in the Appalachian subregion. 



Genus LEPTOMERIS Hubner 



(i) Leptomeris quinquelinearia Packard, Plate XLIII, Fig. 

 9, ?. (The Five-lined Geometer.) 



A common species everywhere in the United States. 



(2) Leptomeris sentinaria Hubner, Plate XLIII, Fig. 14, 6 . 



Syn. spiiraria Christoph ; gracilior Butler. 



The habitat of this insect is the northern portion of the Ap- 

 palachian subregion. 



(3) Leptomeris magnetaria Guenee, Plate XLIII, Fig. 8, 6 . 

 (The Magnet Moth.) 



Syn. riibrolinearia Packard ; nibroliueata Piiclcard. 



The insect is found in the Pacific subregion. 



333 



